Individual Calculations May 2011
 Guerra, Joao Carlos Carneiro  Total change: 5.50  Rating chartPersonal card
 CNE 3 divisao - serie A several POR 2010-12-11
RcRownchangeKK*chgGame
 1625 1546 1.00 2 0.22 25 5.50 
  Dias, Ivo Rodrigues 1617 POR0.001-0.4025-10.00 
  Martins, Guilherme Pires Tavare 1632 POR1.0010.622515.50 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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